Home / 362,558.24-500,329.92-201,428.16

Finding the Fourth Proportional to 362,558.24, 500,329.92 and 201,428.16

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Solution

The fourth proportional to 362,558.24, 500,329.92 and 201,428.16 is: 277,970.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,558.24 : 500,329.92 = 201,428.16 : x
  2. Step 2: Convert to fraction form
    362,558.24/500,329.92 = 201,428.16/x
  3. Step 3: Cross multiply
    362,558.24x = 500,329.92 × 201,428.16
  4. Step 4: Simplify right side
    362,558.24x = 100,780,535,178.55
  5. Step 5: Solve for x
    x = 100,780,535,178.55/362,558.24
  6. Step 6: Final answer
    x = 277,970.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.